The Internet Authentication Service (IAS) in Microsoft Windows Vista SP2 and Server 2008 SP2 does not properly validate MS-CHAP v2 Protected Extensible Authentication Protocol (PEAP) authentication requests, which allows remote attackers to execute arbitrary code via crafted structures in a malformed request, aka "Internet Authentication Service Memory Corruption Vulnerability."

admin.php in phpMyBlockchecker 1.0.0055 allows remote attackers to bypass authentication and gain administrative access by setting the PHPMYBCAdmin cookie to LOGGEDIN.

The Linux-PAM package before 1.5.2-6.1 for openSUSE Tumbleweed allows authentication bypass for SSH logins. The pam_access.so module doesn't correctly restrict login if a user tries to connect from an IP address that is not resolvable via DNS. In such conditions, a user with denied access to a machine can still get access. NOTE: the relevance of this issue is largely limited to openSUSE Tumbleweed and openSUSE Factory; it does not affect Linux-PAM upstream.

The ZM Ajax Login & Register plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.0.2. This is due to insufficient verification on the user being supplied during a Facebook login through the plugin. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator, if they have access to the username.

cpanel/login.php in EgyPlus 7ammel (aka 7ml) 1.0.1 and earlier sends a redirect to the web browser but does not exit when the supplied credentials are incorrect, which allows remote attackers to bypass authentication by providing arbitrary username and password parameters.

A vulnerability was found in jeecg-boot 3.5.0 and classified as critical. This issue affects some unknown processing of the component API Documentation. The manipulation leads to improper authentication. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-224699.

Incorrect Access Control vulnerability in Online Book Store v1.0 via admin_verify.php, which could let a remote mailicious user bypass authentication and obtain sensitive information.

Apache Shiro before 1.7.0, when using Apache Shiro with Spring, a specially crafted HTTP request may cause an authentication bypass.

Authentication Bypass by Alternate Name vulnerability in DTS Electronics Redline Router firmware allows Authentication Bypass.This issue affects Redline Router: before 7.17.

Improper Authentication vulnerability in B&R Industrial Automation B&R VC4 (VNC-Server modules).  This vulnerability may allow an unauthenticated network-based attacker to bypass the authentication mechanism of the VC4 visualization on affected devices. The impact of this vulnerability depends on the functionality provided in the visualization. This issue affects B&R VC4: from 3.* through 3.96.7, from 4.0* through 4.06.7, from 4.1* through 4.16.3, from 4.2* through 4.26.8, from 4.3* through 4.34.6, from 4.4* through 4.45.1, from 4.5* through 4.45.3, from 4.7* through 4.72.9.

A vulnerability, which was classified as critical, was found in SourceCodester Medicine Tracker System 1.0. This affects an unknown part of the file Users.php?f=save_user. The manipulation of the argument firstname/middlename/lastname/username/password leads to improper authentication. It is possible to initiate the attack remotely. The associated identifier of this vulnerability is VDB-223311.

Apache Shiro before 1.7.1, when using Apache Shiro with Spring, a specially crafted HTTP request may cause an authentication bypass.

A vulnerability was found in SourceCodester Online Pizza Ordering System 1.0. It has been classified as critical. This affects an unknown part of the file admin/ajax.php?action=save_user of the component Password Change Handler. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The identifier VDB-223305 was assigned to this vulnerability.

YMS VIS Pro is an information system for veterinary and food administration, veterinarians and farm. Due to a combination of improper method for system credentials generation and weak password policy, passwords can be easily guessed and enumerated through brute force attacks. Successful attacks can lead to unauthorised access and execution of operations based on assigned user permissions. This vulnerability affects VIS Pro in versions <= 3.3.0.6. This vulnerability has been mitigated by changes in authentication mechanisms and implementation of additional authentication layer and strong password policies.

Siemens SpeedStream 5200 with NetPort Software 1.1 allows remote attackers to bypass authentication via an invalid Host header, possibly involving a trailing dot in the hostname.

userHandler.cgi in RaidSonic ICY BOX NAS firmware 2.3.2.IB.2.RS.1 allows remote attackers to bypass authentication and gain administrator privileges by setting the login parameter to admin. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

In Jenkins WSO2 Oauth Plugin 1.0 and earlier, authentication claims are accepted without validation by the "WSO2 Oauth" security realm, allowing unauthenticated attackers to log in to controllers using this security realm using any username and any password, including usernames that do not exist.

Improper Authentication in GitHub repository thorsten/phpmyfaq prior to 3.1.10.

An issue was discovered on Mofi Network MOFI4500-4GXeLTE 4.1.5-std devices. The authentication function contains undocumented code that provides the ability to authenticate as root without knowing the actual root password. An adversary with the private key can remotely authenticate to the management interface as root.

Unspecified vulnerability in SimpleIrcBot before 1.0 Stable has unknown impact and attack vectors related to an "auth vulnerability."

Certain ASUS router models have authentication bypass vulnerability, allowing unauthenticated remote attackers to log in the device.

A vulnerability has been identified in SIMATIC HMI Unified Comfort Panels (All versions <= V16). Affected devices insufficiently validate authentication attempts as the information given can be truncated to match only a set number of characters versus the whole provided string. This could allow a remote attacker to discover user passwords and obtain access to the Sm@rt Server via a brute-force attack.

iked in OpenIKED, as used in OpenBSD through 6.7, allows authentication bypass because ca.c has the wrong logic for checking whether a public key matches.

It is possible to enumerate access card credentials via an unauthenticated network connection to the server in versions of Command Centre v8.20 prior to v8.20.1166(MR3), versions of 8.10 prior to v8.10.1211(MR5), versions of 8.00 prior to v8.00.1228(MR6), all versions of 7.90 and earlier. These credentials can then be used to encode low security cards to be used by the system where insecure card technologies are supported.

Adobe Framemaker Publishing Server versions 2020.3, 2022.2 and earlier are affected by an Improper Authentication vulnerability that could result in privilege escalation. An attacker could exploit this vulnerability to gain unauthorized access or elevated privileges within the application. Exploitation of this issue does not require user interaction.

Eaton MGEOPS Network Shutdown Module before 3.10 Build 13 allows remote attackers to execute arbitrary code by adding a custom action to the MGE frontend via pane_actionbutton.php, and then executing this action via exec_action.php.

Authentication Bypass by Primary Weakness vulnerability in DTS Electronics Redline Router firmware allows Authentication Bypass.This issue affects Redline Router: before 7.17.

Mida eFramework through 2.9.0 has a back door that permits a change of the administrative password and access to restricted functionalities, such as Code Execution.

Authentication Bypass Using an Alternate Path or Channel in temi Robox OS prior to120, temi Android app up to 1.3.7931 allows remote attackers to gain elevated privileges on the temi and have it automatically answer the attacker's calls, granting audio, video, and motor control via unspecified vectors.

Affected versions of Smartstore have a missing WebApi Authentication attribute. This vulnerability affects Smartstore shops in version 4.0.0 & 4.0.1 which have installed and activated the Web API plugin. Users of Smartstore 4.0.0 and 4.0.1 must merge their repository with 4.0.x or overwrite the file SmartStore.Web.Framework in the */bin* directory of the deployed shop with this file. As a workaround without updating uninstall the Web API plugin to close this vulnerability.

Undocumented TELNET service in TRENDnet TEW-691GR and TEW-692GR when a web page named backdoor contains an HTML parameter of password and a value of j78G¬DFdg_24Mhw3.

The "Java Update" feature for Java Runtime Environment (JRE) for Sun JDK and JRE 6 Update 10 and earlier; JDK and JRE 5.0 Update 16 and earlier; and SDK and JRE 1.4.2_18 and earlier does not verify the signature of the JRE that is downloaded, which allows remote attackers to execute arbitrary code via DNS man-in-the-middle attacks.

An issue was discovered in phpABook 0.9 Intermediate. On the login page, if one sets a userInfo cookie with the value of admin+1+en (user+perms+lang), one can login as any user without a password.

A thread security vulnerability exists in the authentication process. Successful exploitation of this vulnerability may affect data integrity, confidentiality, and availability.

The function in charge to check whether the user is already logged in init.php in Interspire Email Marketer (IEM) prior to 6.1.6 allows remote attackers to bypass authentication and obtain administrative access by using the IEM_CookieLogin cookie with a specially crafted value.

An authentication bypass vulnerability on UTStar WA3002G4 ADSL Broadband Modem WA3002G4-0021.01 devices allows attackers to directly access administrative settings and obtain cleartext credentials from HTML source, as demonstrated by info.cgi, upload.cgi, backupsettings.cgi, pppoe.cgi, resetrouter.cgi, and password.cgi.

In Android before 2018-01-05 on Qualcomm Snapdragon IoT, Snapdragon Mobile, Snapdragon Automobile APQ8096AU, MDM9206, MDM9650, MSM8996AU, SD 210/SD 212/SD 205, SD 425, SD 430, SD 625, SD 650/52, SD 820, SD 835, it is possible for the XBL loader to skip the authentication of device config.

A vulnerability in the Remember Me function of Mura CMS before v10.0.580 allows attackers to bypass authentication via a crafted web request.

This vulnerability allows remote attackers to reset the password of anonymous users without authorization on the affected LG LED Assistant.

An authentication bypass exists in the web management interface in Belkin F5D8236-4 v2.

A flaw in the Zyxel LTE3301-M209 firmware verisons prior to V1.00(ABLG.6)C0 could allow a remote attacker to access the device using an improper pre-configured password if the remote administration feature has been enabled by an authenticated administrator.

[Calendar01], [Calendar02], [PKOBO-News01], [PKOBO-vote01], [Telop01], [Gallery01], [CalendarForm01], and [Link01] [Calendar01] free edition ver1.0.0, [Calendar02] free edition ver1.0.0, [PKOBO-News01] free edition ver1.0.3 and earlier, [PKOBO-vote01] free edition ver1.0.1 and earlier, [Telop01] free edition ver1.0.0, [Gallery01] free edition ver1.0.3 and earlier, [CalendarForm01] free edition ver1.0.3 and earlier, and [Link01] free edition ver1.0.0 allows remote attackers to bypass authentication and log in to the product with administrative privileges via unspecified vectors.

A remote attacker can bypass the System Manager Mode on the Canon LBP6030w web interface without a PIN for /checkLogin.cgi via vectors involving /portal_top.html to get full access to the device. NOTE: the vendor reportedly responded that this issue occurs when a customer keeps the default settings without using the countermeasures and best practices shown in the documentation

NETGEAR Centria WNDR4700 devices with firmware 1.0.0.34 allow authentication bypass.

Improper authentication vulnerability in NEC Corporation Aterm WG1800HP4, WG1200HS3, WG1900HP2, WG1200HP3, WG1800HP3, WG1200HS2, WG1900HP, WG1200HP2, W1200EX(-MS), WG1200HS, WG1200HP, WF300HP2, W300P, WF800HP, WR8165N, WG2200HP, WF1200HP2, WG1800HP2, WF1200HP, WG600HP, WG300HP, WF300HP, WG1800HP, WG1400HP, WR8175N, WR9300N, WR8750N, WR8160N, WR9500N, WR8600N, WR8370N, WR8170N, WR8700N, WR8300N, WR8150N, WR4100N, WR4500N, WR8100N, WR8500N, CR2500P, WR8400N, WR8200N, WR1200H, WR7870S, WR6670S, WR7850S, WR6650S, WR6600H, WR7800H, WM3400RN, WM3450RN, WM3500R, WM3600R, WM3800R, WR8166N, MR01LN MR02LN, WG1810HP(JE) and WG1810HP(MF) all versions allows a attacker to execute an arbitrary command with the root privilege via the internet.

An authentication vulnerability in HPE BSM Platform Application Performance Management System Health product versions 9.26, 9.30 and 9.40, allows remote users to bypass authentication.

GE Infinia/Infinia with Hawkeye 4 medical imaging systems all current versions are affected these devices use default or hard-coded credentials. Successful exploitation of this vulnerability may allow a remote attacker to bypass authentication and gain access to the affected devices.

An issue was discovered in LIVEBOX Collaboration vDesk through v018. A Bypass of Two-Factor Authentication can occur under the /api/v1/vdeskintegration/challenge endpoint. Because only the client-side verifies whether a check was successful, an attacker can modify the response, and fool the application into concluding that the TOTP was correct.

A vulnerability in the REST API of the web-based user interface (web UI) of Cisco IOS XE 3.1 through 16.5 could allow an unauthenticated, remote attacker to bypass authentication to the REST API of the web UI of the affected software. The vulnerability is due to insufficient input validation for the REST API of the affected software. An attacker could exploit this vulnerability by sending a malicious API request to an affected device. A successful exploit could allow the attacker to bypass authentication and gain access to the web UI of the affected software. This vulnerability affects Cisco devices that are running a vulnerable release of Cisco IOS XE Software, if the HTTP Server feature is enabled for the device. The newly redesigned, web-based administration UI was introduced in the Denali 16.2 Release of Cisco IOS XE Software. This vulnerability does not affect the web-based administration UI in earlier releases of Cisco IOS XE Software. Cisco Bug IDs: CSCuz46036.

CWE-287: Improper Authentication may allow Authentication Bypass